/[MITgcm]/MITgcm/pkg/shap_filt/shap_filt_uv_s1.F
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Revision 1.3 - (hide annotations) (download)
Mon Mar 4 01:32:55 2002 UTC (22 years, 3 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint46n_post, checkpoint51k_post, checkpoint62v, checkpoint47e_post, checkpoint57m_post, checkpoint52l_pre, checkpoint62u, hrcube4, hrcube5, checkpoint46l_post, checkpoint57g_pre, checkpoint46g_pre, checkpoint47c_post, checkpoint62t, checkpoint50c_post, checkpoint57s_post, checkpoint58b_post, checkpoint57b_post, checkpoint46f_post, checkpoint52d_pre, checkpoint57g_post, checkpoint48e_post, checkpoint56b_post, checkpoint50c_pre, checkpoint57y_post, checkpoint44f_post, checkpoint46b_post, checkpoint52j_pre, checkpoint51o_pre, checkpoint65z, checkpoint65x, checkpoint65y, checkpoint54d_post, checkpoint65r, checkpoint65s, checkpoint65p, checkpoint65q, checkpoint65v, checkpoint65w, checkpoint65t, checkpoint65u, checkpoint65j, checkpoint65k, checkpoint65h, checkpoint65i, checkpoint65n, checkpoint54e_post, checkpoint65l, checkpoint65m, checkpoint65b, checkpoint65c, checkpoint65a, checkpoint65f, checkpoint65g, checkpoint65d, checkpoint65e, checkpoint62c, checkpoint51l_post, checkpoint48i_post, checkpoint57r_post, checkpoint46l_pre, checkpoint57d_post, checkpoint57i_post, checkpoint52l_post, checkpoint52k_post, checkpoint59, checkpoint58, checkpoint55, checkpoint54, checkpoint57, checkpoint56, checkpoint51, checkpoint50, checkpoint53, checkpoint52, checkpoint50d_post, checkpoint58f_post, checkpoint52f_post, checkpoint57n_post, checkpoint58d_post, checkpoint62s, checkpoint58a_post, checkpoint62r, checkpoint62q, checkpoint50b_pre, checkpoint62p, checkpoint57z_post, checkpoint54f_post, checkpoint51f_post, checkpoint62a, checkpoint62g, checkpoint62f, checkpoint62e, checkpoint62d, checkpoint62k, checkpoint62j, checkpoint62i, checkpoint62h, checkpoint62o, checkpoint62n, checkpoint62m, checkpoint62l, checkpoint62w, checkpoint62z, checkpoint62y, checkpoint62x, checkpoint58y_post, checkpoint48b_post, checkpoint51d_post, checkpoint48c_pre, checkpoint47d_pre, checkpoint51t_post, checkpoint58t_post, checkpoint51n_post, checkpoint55i_post, checkpoint58m_post, checkpoint57l_post, checkpoint52i_pre, hrcube_1, hrcube_2, hrcube_3, checkpoint51s_post, checkpoint47a_post, checkpoint57t_post, checkpoint55c_post, checkpoint48d_pre, checkpoint51j_post, checkpoint47i_post, checkpoint63g, checkpoint52e_pre, checkpoint57v_post, checkpoint57f_post, checkpoint52e_post, checkpoint51n_pre, checkpoint47d_post, checkpoint53d_post, checkpoint46d_pre, checkpoint64, checkpoint65, checkpoint60, checkpoint61, checkpoint62, checkpoint63, checkpoint57a_post, checkpoint48d_post, checkpoint57h_pre, checkpoint66g, checkpoint66f, checkpoint66e, checkpoint66d, checkpoint66c, checkpoint66b, checkpoint66a, checkpoint66o, checkpoint66n, checkpoint66m, checkpoint66l, checkpoint66k, checkpoint66j, checkpoint66i, checkpoint66h, checkpoint48f_post, checkpoint45d_post, checkpoint52b_pre, checkpoint54b_post, checkpoint46j_pre, checkpoint58w_post, checkpoint57h_post, checkpoint51l_pre, checkpoint52m_post, checkpoint57y_pre, checkpoint55g_post, checkpoint44h_pre, checkpoint48h_post, checkpoint51q_post, checkpoint51b_pre, checkpoint46a_post, checkpoint47g_post, checkpoint52b_post, checkpoint52c_post, checkpoint46j_post, checkpoint51h_pre, checkpoint46k_post, checkpoint58o_post, checkpoint48a_post, checkpoint45a_post, checkpoint57c_post, checkpoint50f_post, checkpoint50a_post, checkpoint50f_pre, checkpoint58p_post, checkpoint58q_post, checkpoint52f_pre, checkpoint55d_post, checkpoint58e_post, checkpoint47j_post, checkpoint54a_pre, checkpoint63p, checkpoint63q, checkpoint63r, checkpoint63s, checkpoint63l, checkpoint63m, checkpoint63n, checkpoint63o, checkpoint63h, checkpoint63i, checkpoint63j, checkpoint63k, checkpoint63d, checkpoint63e, checkpoint63f, checkpoint53c_post, checkpoint63a, checkpoint63b, checkpoint63c, checkpoint55d_pre, checkpoint57c_pre, checkpoint58r_post, checkpoint55j_post, branch-exfmods-tag, checkpoint44g_post, branchpoint-genmake2, checkpoint54a_post, checkpoint46e_pre, checkpoint55h_post, checkpoint58n_post, checkpoint51r_post, checkpoint48c_post, checkpoint45b_post, checkpoint46b_pre, checkpoint51i_post, checkpoint57e_post, checkpoint55b_post, checkpoint51b_post, checkpoint51c_post, checkpoint46c_pre, checkpoint53a_post, checkpoint46, checkpoint65o, checkpoint47b_post, checkpoint59q, checkpoint59p, checkpoint59r, checkpoint59e, checkpoint59d, checkpoint59g, checkpoint59f, checkpoint59a, checkpoint55f_post, checkpoint59c, checkpoint59b, checkpoint59m, checkpoint59l, checkpoint59o, checkpoint59n, checkpoint59i, checkpoint59h, checkpoint59k, checkpoint46h_pre, checkpoint52d_post, checkpoint53g_post, checkpoint46m_post, checkpoint57p_post, checkpint57u_post, checkpoint46a_pre, checkpoint50g_post, checkpoint45c_post, checkpoint57q_post, checkpoint44h_post, eckpoint57e_pre, checkpoint46g_post, checkpoint58k_post, checkpoint52a_pre, checkpoint62b, checkpoint58v_post, checkpoint50h_post, checkpoint52i_post, checkpoint50e_pre, checkpoint50i_post, checkpoint51i_pre, checkpoint52h_pre, checkpoint56a_post, checkpoint64y, checkpoint64x, checkpoint58l_post, checkpoint64z, checkpoint53f_post, checkpoint64q, checkpoint64p, checkpoint64s, checkpoint64r, checkpoint64u, checkpoint64t, checkpoint64w, checkpoint64v, checkpoint64i, checkpoint64h, checkpoint64k, checkpoint64j, checkpoint64m, checkpoint64l, checkpoint64o, checkpoint64n, checkpoint64a, checkpoint64c, checkpoint64b, checkpoint64e, checkpoint64d, checkpoint64g, checkpoint64f, checkpoint57h_done, checkpoint52j_post, checkpoint47f_post, checkpoint50e_post, checkpoint46i_post, checkpoint57j_post, checkpoint57f_pre, checkpoint61f, checkpoint46c_post, checkpoint58g_post, branch-netcdf, checkpoint50d_pre, checkpoint58x_post, checkpoint61n, checkpoint52n_post, checkpoint53b_pre, checkpoint46e_post, checkpoint59j, checkpoint58h_post, checkpoint56c_post, checkpoint58j_post, checkpoint51e_post, checkpoint57a_pre, checkpoint55a_post, checkpoint47, checkpoint45, checkpoint48, checkpoint49, checkpoint57o_post, checkpoint46h_post, checkpoint51o_post, checkpoint61q, checkpoint57k_post, checkpoint51f_pre, checkpoint48g_post, checkpoint53b_post, checkpoint47h_post, checkpoint52a_post, checkpoint57w_post, checkpoint61e, checkpoint44f_pre, checkpoint58i_post, checkpoint51g_post, ecco_c52_e35, checkpoint57x_post, checkpoint46d_post, checkpoint50b_post, checkpoint58c_post, checkpoint58u_post, checkpoint51m_post, checkpoint53d_pre, checkpoint58s_post, checkpoint55e_post, checkpoint61g, checkpoint61d, checkpoint54c_post, checkpoint61b, checkpoint61c, checkpoint61a, checkpoint51a_post, checkpoint61o, checkpoint61l, checkpoint61m, checkpoint61j, checkpoint61k, checkpoint61h, checkpoint61i, checkpoint61v, checkpoint61w, checkpoint61t, checkpoint61u, checkpoint61r, checkpoint61s, checkpoint61p, checkpoint51p_post, checkpoint61z, checkpoint61x, checkpoint61y, checkpoint51u_post, HEAD
Branch point for: branch-exfmods-curt, branch-genmake2, branch-nonh, tg2-branch, netcdf-sm0, checkpoint51n_branch
Changes since 1.2: +84 -65 lines
o parameter Shap_noSlip replace CPP option NO_SLIP_SHAP
o add filter time scale (missing in some Shap_filt S/R)
o add exchange at the end (missing in some Shapi_filt S/R)
o working arrays (in common block SHAP_FILT.h) become argument
  of Shap_filt S/R.  => Enable to filter 2D fields.

1 jmc 1.3 C $Header: /u/gcmpack/MITgcm/pkg/shap_filt/shap_filt_uv_s1.F,v 1.2 2001/05/29 14:01:40 adcroft Exp $
2     C $Name: $
3 adcroft 1.2
4     #include "SHAP_FILT_OPTIONS.h"
5    
6 jmc 1.3 CBOP
7     C !ROUTINE: SHAP_FILT_UV_S1
8     C !INTERFACE:
9     SUBROUTINE SHAP_FILT_UV_S1(
10     U uFld, vFld, tmpFldU, tmpFldV,
11     I kSize, myTime, myThid )
12     C !DESCRIPTION: \bv
13     C *==========================================================*
14     C | S/R SHAP_FILT_UV_S1
15     C | o Applies Shapiro filter to velocity field (u & v).
16     C | o use filtering function "S1" = [1 - d_xx^n - d_yy^n]
17     C | with no grid spacing (computational Filter) ;
18     C | include No-Slip option.
19     C *==========================================================*
20     C \ev
21    
22     C !USES:
23 adcroft 1.2 IMPLICIT NONE
24    
25     C == Global variables ===
26     #include "SIZE.h"
27     #include "EEPARAMS.h"
28     #include "PARAMS.h"
29     #include "GRID.h"
30     #include "SHAP_FILT.h"
31    
32 jmc 1.3 C !INPUT/OUTPUT PARAMETERS:
33 adcroft 1.2 C == Routine arguments
34 jmc 1.3 C uFld :: velocity field (U component) on which filter applies
35     C vFld :: velocity field (V component) on which filter applies
36     C tmpFldU :: working temporary array
37     C tmpFldV :: working temporary array
38     C kSize :: length of 3rd Dim : either =1 (2D field) or =Nr (3D field)
39     C myTime :: Current time in simulation
40     C myThid :: Thread number for this instance of SHAP_FILT_UV_S1
41     INTEGER kSize
42     _RL uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy)
43     _RL vFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy)
44     _RL tmpFldU(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy)
45     _RL tmpFldV(1-OLx:sNx+OLx,1-OLy:sNy+OLy,kSize,nSx,nSy)
46 adcroft 1.2 _RL myTime
47     INTEGER myThid
48    
49     #ifdef ALLOW_SHAP_FILT
50    
51 jmc 1.3 C !LOCAL VARIABLES:
52 adcroft 1.2 C == Local variables ==
53 jmc 1.3 INTEGER bi,bj,k,i,j,N
54 adcroft 1.2 _RL tmpGrdU(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
55     _RL tmpGrdV(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
56     _RL maskZj,maskZp
57 jmc 1.3 _RL noSlipFact
58 adcroft 1.2 _RL tmpScal
59 jmc 1.3 CEOP
60    
61     noSlipFact = Shap_noSlip*2. _d 0
62 adcroft 1.2
63     IF (nShapUV.gt.0) THEN
64    
65     DO bj=myByLo(myThid),myByHi(myThid)
66     DO bi=myBxLo(myThid),myBxHi(myThid)
67 jmc 1.3 DO K=1,kSize
68     DO J=1-OLy,sNy+OLy
69     DO I=1-OLx,sNx+OLx
70 adcroft 1.2 tmpFldU(i,j,k,bi,bj)=uFld(i,j,k,bi,bj)
71     & *_maskW(i,j,k,bi,bj)
72     tmpFldV(i,j,k,bi,bj)=vFld(i,j,k,bi,bj)
73     & *_maskS(i,j,k,bi,bj)
74     ENDDO
75     ENDDO
76     ENDDO
77     ENDDO
78     ENDDO
79    
80    
81     C d_xx^n tmpFld
82    
83     DO N=1,nShapUV
84    
85 jmc 1.3 IF (kSize.EQ.Nr) THEN
86     CALL EXCH_UV_XYZ_RL(tmpFldU,tmpFldV,.TRUE.,myThid)
87     ELSE
88     CALL EXCH_UV_XY_RL(tmpFldU,tmpFldV,.TRUE.,myThid)
89     ENDIF
90 adcroft 1.2
91     DO bj=myByLo(myThid),myByHi(myThid)
92     DO bi=myBxLo(myThid),myBxHi(myThid)
93 jmc 1.3 DO K=1,kSize
94 adcroft 1.2
95     C Uxx
96     DO J=1,sNy
97     DO I=1,sNx+1
98     tmpGrdU(i,j) = -0.25*(
99     & tmpFldU(i-1,j,k,bi,bj) + tmpFldU(i+1,j,k,bi,bj)
100     & - 2.*tmpFldU(i,j,k,bi,bj)
101     & )*_maskW(i,j,k,bi,bj)
102     ENDDO
103     ENDDO
104    
105     DO J=1,sNy
106     DO I=1,sNx+1
107     tmpFldU(i,j,k,bi,bj) = tmpGrdU(i,j)
108     ENDDO
109     ENDDO
110    
111     C Vyy
112     DO J=1,sNy+1
113     DO I=1,sNx
114     tmpGrdV(i,j) = -0.25*(
115     & tmpFldV(i,j-1,k,bi,bj) + tmpFldV(i,j+1,k,bi,bj)
116     & - 2.*tmpFldV(i,j,k,bi,bj)
117     & )*_maskS(i,j,k,bi,bj)
118     ENDDO
119     ENDDO
120    
121     DO J=1,sNy+1
122     DO I=1,sNx
123     tmpFldV(i,j,k,bi,bj) = tmpGrdV(i,j)
124     ENDDO
125     ENDDO
126    
127     ENDDO
128     ENDDO
129     ENDDO
130    
131     ENDDO
132    
133 jmc 1.3 C F <- [1 - d_xx^n *deltaT/tau].F
134 adcroft 1.2 DO bj=myByLo(myThid),myByHi(myThid)
135     DO bi=myBxLo(myThid),myBxHi(myThid)
136 jmc 1.3 DO K=1,kSize
137 adcroft 1.2 DO J=1,sNy
138     DO I=1,sNx+1
139 jmc 1.3 tmpScal = uFld(i,j,k,bi,bj)
140     uFld(i,j,k,bi,bj) = uFld(i,j,k,bi,bj)
141     & -0.5*tmpFldU(i,j,k,bi,bj)*deltaTmom/Shap_uvtau
142     tmpFldU(i,j,k,bi,bj) = tmpScal*_maskW(i,j,k,bi,bj)
143 adcroft 1.2 ENDDO
144     ENDDO
145     DO J=1,sNy+1
146     DO I=1,sNx
147 jmc 1.3 tmpScal = vFld(i,j,k,bi,bj)
148     vFld(i,j,k,bi,bj) = vFld(i,j,k,bi,bj)
149     & -0.5*tmpFldV(i,j,k,bi,bj)*deltaTmom/Shap_uvtau
150     tmpFldV(i,j,k,bi,bj) = tmpScal*_maskS(i,j,k,bi,bj)
151 adcroft 1.2 ENDDO
152     ENDDO
153     ENDDO
154     ENDDO
155     ENDDO
156    
157    
158     C d_yy^n tmpFld
159    
160     DO N=1,nShapUV
161    
162 jmc 1.3 IF (kSize.EQ.Nr) THEN
163     CALL EXCH_UV_XYZ_RL(tmpFldU,tmpFldV,.TRUE.,myThid)
164     ELSE
165     CALL EXCH_UV_XY_RL(tmpFldU,tmpFldV,.TRUE.,myThid)
166     ENDIF
167 adcroft 1.2
168     DO bj=myByLo(myThid),myByHi(myThid)
169     DO bi=myBxLo(myThid),myBxHi(myThid)
170 jmc 1.3 DO K=1,kSize
171 adcroft 1.2
172     C Uyy
173     DO J=1,sNy
174     DO I=1,sNx+1
175     maskZj=_maskS(i-1, j ,k,bi,bj)
176     & *_maskS( i , j ,k,bi,bj)
177     maskZp=_maskS(i-1,j+1,k,bi,bj)
178     & *_maskS( i ,j+1,k,bi,bj)
179     tmpGrdU(i,j) = -0.25*(
180     & (tmpFldU(i,j+1,k,bi,bj)-tmpFldU(i, j ,k,bi,bj))*maskZp
181     & -(tmpFldU(i, j ,k,bi,bj)-tmpFldU(i,j-1,k,bi,bj))*maskZj
182 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldU(i,j,k,bi,bj)
183 adcroft 1.2 & )*_maskW(i,j,k,bi,bj)
184     ENDDO
185     ENDDO
186    
187     IF (useCubedSphereExchange) THEN
188 jmc 1.3 DO I=1,sNx+1,sNx
189 adcroft 1.2 J=1
190     maskZj=maskS(i-1, j ,k,bi,bj)*maskS( i , j ,k,bi,bj)
191     maskZp=maskS(i-1,j+1,k,bi,bj)*maskS( i ,j+1,k,bi,bj)
192     tmpGrdU(i,j) = -0.25*(
193     & (tmpFldU(i,j+1,k,bi,bj)-tmpFldU(i, j ,k,bi,bj))*maskZp
194     & -(tmpFldU(i, j ,k,bi,bj)-0*tmpFldU(i,j-1,k,bi,bj))*maskZj
195 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldU(i,j,k,bi,bj)
196 adcroft 1.2 & )*_maskW(i,j,k,bi,bj)
197     J=sNy
198     maskZj=maskS(i-1, j ,k,bi,bj)*maskS( i , j ,k,bi,bj)
199     maskZp=maskS(i-1,j+1,k,bi,bj)*maskS( i ,j+1,k,bi,bj)
200     tmpGrdU(i,j) = -0.25*(
201     & (0*tmpFldU(i,j+1,k,bi,bj)-tmpFldU(i, j ,k,bi,bj))*maskZp
202     & -(tmpFldU(i, j ,k,bi,bj)-tmpFldU(i,j-1,k,bi,bj))*maskZj
203 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldU(i,j,k,bi,bj)
204 adcroft 1.2 & )*_maskW(i,j,k,bi,bj)
205     ENDDO
206     ENDIF
207    
208     DO J=1,sNy
209     DO I=1,sNx+1
210     tmpFldU(i,j,k,bi,bj) = tmpGrdU(i,j)
211     ENDDO
212     ENDDO
213    
214     C Vxx
215     DO J=1,sNy+1
216     DO I=1,sNx
217     maskZj=_maskW( i ,j-1,k,bi,bj)
218     & *_maskW( i , j ,k,bi,bj)
219     maskZp=_maskW(i+1,j-1,k,bi,bj)
220     & *_maskW(i+1, j ,k,bi,bj)
221     tmpGrdV(i,j) = -0.25*(
222     & (tmpFldV(i+1,j,k,bi,bj)-tmpFldV( i ,j,k,bi,bj))*maskZp
223     & -(tmpFldV( i ,j,k,bi,bj)-tmpFldV(i-1,j,k,bi,bj))*maskZj
224 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldV(i,j,k,bi,bj)
225 adcroft 1.2 & )*_maskS(i,j,k,bi,bj)
226     ENDDO
227     ENDDO
228    
229     IF (useCubedSphereExchange) THEN
230     DO J=1,sNy+1,sNy
231     I=1
232     maskZj=maskW( i ,j-1,k,bi,bj)*maskW( i , j ,k,bi,bj)
233     maskZp=maskW(i+1,j-1,k,bi,bj)*maskW(i+1, j ,k,bi,bj)
234     tmpGrdV(i,j) = -0.25*(
235     & (tmpFldV(i+1,j,k,bi,bj)-tmpFldV( i ,j,k,bi,bj))*maskZp
236     & -(tmpFldV( i ,j,k,bi,bj)-0*tmpFldV(i-1,j,k,bi,bj))*maskZj
237 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldV(i,j,k,bi,bj)
238 adcroft 1.2 & )*_maskS(i,j,k,bi,bj)
239     I=sNx
240     maskZj=maskW( i ,j-1,k,bi,bj)*maskW( i , j ,k,bi,bj)
241     maskZp=maskW(i+1,j-1,k,bi,bj)*maskW(i+1, j ,k,bi,bj)
242     tmpGrdV(i,j) = -0.25*(
243     & (0*tmpFldV(i+1,j,k,bi,bj)-tmpFldV( i ,j,k,bi,bj))*maskZp
244     & -(tmpFldV( i ,j,k,bi,bj)-tmpFldV(i-1,j,k,bi,bj))*maskZj
245 jmc 1.3 & -noSlipFact*(2.-maskZj-maskZp)*tmpFldV(i,j,k,bi,bj)
246 adcroft 1.2 & )*_maskS(i,j,k,bi,bj)
247     ENDDO
248     ENDIF
249    
250     DO J=1,sNy+1
251     DO I=1,sNx
252     tmpFldV(i,j,k,bi,bj) = tmpGrdV(i,j)
253     ENDDO
254     ENDDO
255    
256     ENDDO
257     ENDDO
258     ENDDO
259    
260     ENDDO
261    
262 jmc 1.3 C F <- [1 - d_yy^n *deltaT/tau].F
263 adcroft 1.2 DO bj=myByLo(myThid),myByHi(myThid)
264     DO bi=myBxLo(myThid),myBxHi(myThid)
265 jmc 1.3 DO K=1,kSize
266 adcroft 1.2 DO J=1,sNy
267     DO I=1,sNx+1
268 jmc 1.3 uFld(i,j,k,bi,bj) = uFld(i,j,k,bi,bj)
269     & -0.5*tmpFldU(i,j,k,bi,bj)*deltaTmom/Shap_uvtau
270 adcroft 1.2 ENDDO
271     ENDDO
272     DO J=1,sNy+1
273     DO I=1,sNx
274 jmc 1.3 vFld(i,j,k,bi,bj) = vFld(i,j,k,bi,bj)
275     & -0.5*tmpFldV(i,j,k,bi,bj)*deltaTmom/Shap_uvtau
276 adcroft 1.2 ENDDO
277     ENDDO
278     ENDDO
279     ENDDO
280     ENDDO
281 jmc 1.3
282     IF (kSize.EQ.Nr) THEN
283     CALL EXCH_UV_XYZ_RL(uFld,vFld,.TRUE.,myThid)
284     ELSEIF (kSize.EQ.1) THEN
285     CALL EXCH_UV_XY_RL(uFld,vFld,.TRUE.,myThid)
286     ELSE
287     STOP 'S/R SHAP_FILT_UV_S1: kSize is wrong'
288     ENDIF
289 adcroft 1.2
290     ENDIF
291     #endif /* ALLOW_SHAP_FILT */
292    
293     RETURN
294     END

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